package com.sky.controller.admin;

import com.sky.result.Result;
import com.sky.service.ReportService;
import com.sky.vo.OrderReportVO;
import com.sky.vo.SalesTop10ReportVO;
import com.sky.vo.TurnoverReportVO;
import com.sky.vo.UserReportVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.format.annotation.DateTimeFormat;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import javax.servlet.http.HttpServletResponse;
import java.time.LocalDate;

@RestController
@RequestMapping("/admin/report")
@Slf4j
@Api(tags = "数据统计相关接口")
public class ReportController {
    @Autowired
    private ReportService reportService;


    /**
     * 查询营业额数据
     *
     * @param begin
     * @param end
     * @return
     */
    @GetMapping("/turnoverStatistics")
    @ApiOperation("查询营业额数据")
    public Result<TurnoverReportVO> turnoverStatistics(
            //@DateTimeFormat(pattern = "yyyy-MM-dd") 格式化日期格式，接收指定格式时转为日期类型
            @DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate begin,
            @DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate end) {
        log.info("查询营业额数据:{},{}", begin, end);
        TurnoverReportVO turnoverReportVO = reportService.getTurnoverStatistics(begin, end);

        return Result.success(turnoverReportVO);
    }

    /**
     * 查询用户数据
     *
     * @return
     */
    @GetMapping("/userStatistics")
    @ApiOperation("查询用户数据")
    public Result<UserReportVO> userStatistics(
            @DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate begin,
            @DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate end) {
        log.info("查询用户数据:{},{}", begin, end);
        UserReportVO userReportVO = reportService.getUserStatistics(begin, end);

        return Result.success(userReportVO);
    }

    /**
     * 订单统计
     *
     * @return
     */
    @GetMapping("/ordersStatistics")
    @ApiOperation("订单统计")
    public Result<OrderReportVO> ordersStatistics(
            @DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate begin,
            @DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate end) {
        log.info("订单统计:{},{}", begin, end);
        OrderReportVO orderReportVO = reportService.getOrdersStatistics(begin, end);

        return Result.success(orderReportVO);
    }

    /**
     * 统计销量前十的菜品/套餐
     *
     * @param begin
     * @param end
     * @return
     */
    @GetMapping("/top10")
    @ApiOperation("统计销量前十的菜品/套餐")
    public Result<SalesTop10ReportVO> salesTop10(
            @DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate begin,
            @DateTimeFormat(pattern = "yyyy-MM-dd") LocalDate end) {
        log.info("统计销量前十的菜品/套餐:{},{}", begin, end);
        SalesTop10ReportVO salesTop10ReportVO = reportService.getSalesTop10(begin, end);

        return Result.success(salesTop10ReportVO);
    }

    /**
     * 导出最近30天运营数据excel报表
     * @param response
     */
    @GetMapping("/export")
    @ApiOperation("导出Excel报表接口")
    //通过response响应对象获得输出流, 通过输出流将Excel文件写回给客户端
    public void export(HttpServletResponse response){
        reportService.exportBusinessData(response);
    }
}
